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Re: fast method of cloning a hard drive?

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Hello,

Robert Heller a écrit :
> At 5 Feb 2012 13:46:29 +0100 "Orson Cart" <ex-privat@parts.org> wrote:
>>
>> I try to clone a 250 GB disk PATA to a SATA drive with same CHS.
>> I use dd if=/dev/sdb of=/dev/sda
[...]
> Unless the source disk is 100% full, doing a file system copy (eg tar,
> dump/restore, cpio, etc.) will almost allways be faster.

Or unless the data on the filesystem are horribly fragmented, e.g. lots
of small files. Access time kills the throughput on magnetic disks.

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fast method of cloning a hard drive? "Orson Cart" <ex-privat@parts.org> - 2012-02-05 13:46 +0100
  Re: fast method of cloning a hard drive? John Reiser <jreiserfl@comcast.net> - 2012-02-05 06:59 -0800
    Re: fast method of cloning a hard drive? unruh <unruh@invalid.ca> - 2012-02-06 01:03 +0000
      Re: fast method of cloning a hard drive? patrick <0001patrick@gmail.com> - 2012-02-06 21:04 +0000
        Re: fast method of cloning a hard drive? The Natural Philosopher <tnp@invalid.invalid> - 2012-02-06 21:50 +0000
        Re: fast method of cloning a hard drive? unruh <unruh@invalid.ca> - 2012-02-07 09:43 +0000
          Re: fast method of cloning a hard drive? patrick <0001patrick@gmail.com> - 2012-02-21 04:20 +0000
            Re: fast method of cloning a hard drive? unruh <unruh@invalid.ca> - 2012-02-21 05:40 +0000
    Re: fast method of cloning a hard drive? "Orson Cart" <ex-privat@parts.org> - 2012-02-06 14:11 +0100
  Re: fast method of cloning a hard drive? ray <ray@zianet.com> - 2012-02-05 15:15 +0000
  Re: fast method of cloning a hard drive? Dan C <youmustbejoking@lan.invalid> - 2012-02-05 16:30 +0000
  Re: fast method of cloning a hard drive? Robert Heller <heller@deepsoft.com> - 2012-02-05 10:55 -0600
    Re: fast method of cloning a hard drive? Johann Klammer <klammerj@NOSPAM.a1.net> - 2012-02-06 03:17 +0100
    Re: fast method of cloning a hard drive? Pascal Hambourg <boite-a-spam@plouf.fr.eu.org> - 2012-02-06 23:38 +0100
      Re: fast method of cloning a hard drive? The Natural Philosopher <tnp@invalid.invalid> - 2012-02-06 23:01 +0000
        Re: fast method of cloning a hard drive? Pascal Hambourg <boite-a-spam@plouf.fr.eu.org> - 2012-02-07 00:17 +0100
          Re: fast method of cloning a hard drive? The Natural Philosopher <tnp@invalid.invalid> - 2012-02-07 01:39 +0000
    Re: fast method of cloning a hard drive? Eli the Bearded <*@eli.users.panix.com> - 2012-02-06 23:50 +0000
      Re: fast method of cloning a hard drive? Pascal Hambourg <boite-a-spam@plouf.fr.eu.org> - 2012-02-21 21:27 +0100

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